/Engine/Plugins/Runtime/ProceduralMeshComponent/Source/ProceduralMeshComponent/Public/KismetProceduralMeshLibrary.h
Automatically generate normals and tangent vectors for a mesh UVs are required for correct tangent generation.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Components|ProceduralMesh", Meta=(AutoCreateRefTerm="SmoothingGroups,UVs")) static void CalculateTangentsForMesh ( const [TArray](API\Runtime\Core\Containers\TArray)< FVector > & Vertices, const [TArray](API\Runtime\Core\Containers\TArray)< int32 > & Triangles, const [TArray](API\Runtime\Core\Containers\TArray)< FVector2D > & UVs, [TArray](API\Runtime\Core\Containers\TArray)< FVector > & Normals, [TArray](API\Runtime\Core\Containers\TArray)< [FProcMeshTangent](API\Plugins\ProceduralMeshComponent\FProcMeshTangent) > & Tangents )